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"use strict";
import jwt from "jsonwebtoken";
import { expect, describe, it } from "bun:test";
import util from "util";
import testUtils from "./test-utils";
function signWithSubject(subject, payload, callback) {
const options = { algorithm: "HS256" };
if (subject !== undefined) {
options.subject = subject;
}
testUtils.signJWTHelper(payload, "secret", options, callback);
}
describe("subject", function () {
describe('`jwt.sign` "subject" option validation', function () {
[true, false, null, -1, 0, 1, -1.1, 1.1, -Infinity, Infinity, NaN, [], ["foo"], {}, { foo: "bar" }].forEach(
subject => {
it(`should error with with value ${util.inspect(subject)}`, function (done) {
signWithSubject(subject, {}, err => {
testUtils.asyncCheck(done, () => {
expect(err).toBeInstanceOf(Error);
expect(err).toHaveProperty("message", '"subject" must be a string');
});
});
});
},
);
// undefined needs special treatment because {} is not the same as {subject: undefined}
it("should error with with value undefined", function (done) {
testUtils.signJWTHelper({}, "secret", { subject: undefined, algorithm: "HS256" }, err => {
testUtils.asyncCheck(done, () => {
expect(err).toBeInstanceOf(Error);
expect(err).toHaveProperty("message", '"subject" must be a string');
});
});
});
it('should error when "sub" is in payload', function (done) {
signWithSubject("foo", { sub: "bar" }, err => {
testUtils.asyncCheck(done, () => {
expect(err).toBeInstanceOf(Error);
expect(err).toHaveProperty(
"message",
'Bad "options.subject" option. The payload already has an "sub" property.',
);
});
});
});
it("should error with a string payload", function (done) {
signWithSubject("foo", "a string payload", err => {
testUtils.asyncCheck(done, () => {
expect(err).toBeInstanceOf(Error);
expect(err).toHaveProperty("message", "invalid subject option for string payload");
});
});
});
it("should error with a Buffer payload", function (done) {
signWithSubject("foo", new Buffer("a Buffer payload"), err => {
testUtils.asyncCheck(done, () => {
expect(err).toBeInstanceOf(Error);
expect(err).toHaveProperty("message", "invalid subject option for object payload");
});
});
});
});
describe('when signing and verifying a token with "subject" option', function () {
it('should verify with a string "subject"', function (done) {
signWithSubject("foo", {}, (e1, token) => {
testUtils.verifyJWTHelper(token, "secret", { subject: "foo" }, (e2, decoded) => {
testUtils.asyncCheck(done, () => {
expect(e1).toBeNull();
expect(e2).toBeNull();
expect(decoded).toHaveProperty("sub", "foo");
});
});
});
});
it('should verify with a string "sub"', function (done) {
signWithSubject(undefined, { sub: "foo" }, (e1, token) => {
testUtils.verifyJWTHelper(token, "secret", { subject: "foo" }, (e2, decoded) => {
testUtils.asyncCheck(done, () => {
expect(e1).toBeNull();
expect(e2).toBeNull();
expect(decoded).toHaveProperty("sub", "foo");
});
});
});
});
it('should not verify "sub" if verify "subject" option not provided', function (done) {
signWithSubject(undefined, { sub: "foo" }, (e1, token) => {
testUtils.verifyJWTHelper(token, "secret", {}, (e2, decoded) => {
testUtils.asyncCheck(done, () => {
expect(e1).toBeNull();
expect(e2).toBeNull();
expect(decoded).toHaveProperty("sub", "foo");
});
});
});
});
it('should error if "sub" does not match verify "subject" option', function (done) {
signWithSubject(undefined, { sub: "foo" }, (e1, token) => {
testUtils.verifyJWTHelper(token, "secret", { subject: "bar" }, e2 => {
testUtils.asyncCheck(done, () => {
expect(e1).toBeNull();
expect(e2).toBeInstanceOf(jwt.JsonWebTokenError);
expect(e2).toHaveProperty("message", "jwt subject invalid. expected: bar");
});
});
});
});
it('should error without "sub" and with verify "subject" option', function (done) {
signWithSubject(undefined, {}, (e1, token) => {
testUtils.verifyJWTHelper(token, "secret", { subject: "foo" }, e2 => {
testUtils.asyncCheck(done, () => {
expect(e1).toBeNull();
expect(e2).toBeInstanceOf(jwt.JsonWebTokenError);
expect(e2).toHaveProperty("message", "jwt subject invalid. expected: foo");
});
});
});
});
});
});
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